.nav {
    height: 41px;
    border-top: 3px solid #b4fffa;
    border-bottom: 1px solid #edeef0;
    background-color:#fcfcfc;
    line-height: 41px;
}

.nav a {

    display: inline-block;
    height: 41px;
    font-size: 15px;
    color: #4c4c4c;
    text-decoration: none;
    padding: 0px 20px;
}

* {
    margin: 0;
    padding: 0;
}

body {
    background: url(../image/backgroud1.jpg) no-repeat;
    background-size: cover;
}

.box {
    width: 1200px;
    height: 540px;
    background: rgba(0, 0, 0, 0.2);
    margin: 0 auto;
    text-align: center;
    margin-top: 7%;

}

.box .left a {
    display: block;
    width: 200px;
    height: 90px;
    background: rgba(0, 0, 0, 0.2);
    font-size: 20px;
    color: #fff;
    text-decoration: none;
    padding-left: 30px;
    line-height: 90px;
}

.box .left a:hover {
    background-color: #ff6700;
}

.left {
    float: left;
    width: 230px;
    height: 540px;
    background-color: cadetblue;
    background: rgba(0, 0, 0, 0.2);
}

.right {
    float: right;
    width: 970px;
    height: 540px;
    background-color: rgba(152, 233, 233, 0.2);
;

}

.right>div {
    float: left;
    width: 470px;
    height: 540px;
    background: rgba(0, 0, 0, 0.2);
    margin-left: 14px;
    margin-bottom: 14px;
}

.right .one {
    background-color: rgba(152, 233, 233, 0.2);
}

.right .photo {
    width: 490px;
    height: 540px;
}

.right .one h1 {
    color: white;
    font-size: 60px;
}

.right .one p {
    font-size: 40px;
    font-weight: 500;
    color: rgb(148, 241, 248);
    font-style: italic;
}
.nav a:hover {
    background-color: #fcfcfc;
    color: #93d9eb;
}

#manage-box {
    font-size: 60px;
    font-style: oblique;
    font-family:"微软雅黑";
    text-align: center;
    color:lavenderblush;
    position: fixed;
    top: 50px;
    width: 100%;
}

/*  表格样式  */
.table tr>td:first-child{
    text-align: center;
}

.table tr>td:first-child input, .table tr>th:first-child input{
    width: 22px;
    height: 22px;
}

.action>div {
    display: inline-block;
}

.action>div>button {
    width:100px;
    height: 33px;
    outline: none;
    border:1px solid #ccc
}